commit 39c901d3dc3b3461b356718a48220153cb15199f
author Austin Eng <enga@google.com> Mon Jun 12 17:33:44 2017 -0400
committer Austin Eng <213reeses@gmail.com> Wed Jun 14 13:53:52 2017 -0400
tree c4a2263d0e3a4992e68e331c3c1cca3699a9c37b
parent 5c925374189555c85b18a4c032076162ce28ef81

Change usage requirements for Buffer::SetSubData to require TransferDst
instead of MapWrite bit

examples/HelloDepthStencil.cpp

diff --git a/examples/HelloDepthStencil.cpp b/examples/HelloDepthStencil.cpp
index 287880f..0d66762 100644
--- a/examples/HelloDepthStencil.cpp
+++ b/examples/HelloDepthStencil.cpp
@@ -165,8 +165,8 @@
         .GetResult();
 
     cameraBuffer = device.CreateBufferBuilder()
-        .SetAllowedUsage(nxt::BufferUsageBit::MapWrite | nxt::BufferUsageBit::Uniform)
-        .SetInitialUsage(nxt::BufferUsageBit::MapWrite)
+        .SetAllowedUsage(nxt::BufferUsageBit::TransferDst | nxt::BufferUsageBit::Uniform)
+        .SetInitialUsage(nxt::BufferUsageBit::TransferDst)
         .SetSize(sizeof(CameraData))
         .GetResult();
 
@@ -265,7 +265,7 @@
         glm::vec3(0.0f, 1.0f, 0.0f)
     );
 
-    cameraBuffer.TransitionUsage(nxt::BufferUsageBit::MapWrite);
+    cameraBuffer.TransitionUsage(nxt::BufferUsageBit::TransferDst);
     cameraBuffer.SetSubData(0, sizeof(CameraData) / sizeof(uint32_t), reinterpret_cast<uint32_t*>(&cameraData));
 
     nxt::CommandBuffer commands = device.CreateCommandBufferBuilder()